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2666672 — STUD,SHOULDERED AND STEPPED

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

2666672: STUD,SHOULDERED AND STEPPED.

The STUD,SHOULDERED AND STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, thread_class: 2A NUT THREAD A, thread_length: 0.380 INCHES NOMINAL STUD THREAD IN, overall_length: 1.880 INCHES NOMINAL IN, special_features: DRILL HOLE 0.046 IN. DIA.

TWO PLACES,THRU SHOULDER FLATS IN, style_designator: SHOULDERED AND STEPPED. This part is cataloged in the U.S. Government catalog under NSN 5307-01-135-9536, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
2666672
NSN: 5307-01-135-9536
FSC: 5307 — Studs
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
thread_class2A NUT THREAD A
thread_length0.380 INCHES NOMINAL STUD THREAD IN
overall_length1.880 INCHES NOMINAL IN
special_featuresDRILL HOLE 0.046 IN. DIA. TWO PLACES,THRU SHOULDER FLATS IN
style_designatorSHOULDERED AND STEPPED
thread_directionRIGHT-HAND STUD THREAD
nominal_thread_size0.437 INCHES STUD THREAD IN
thread_quantity_per_inch20 STUD THREAD
thread_series_designatorUNF STUD THREAD
NSN5307-01-135-9536
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 2666672 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD LENGTH: 0.380 INCHES NOMINAL STUD THREAD IN
•
STYLE DESIGNATOR: SHOULDERED AND STEPPED
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
•
NOMINAL THREAD SIZE: 0.437 INCHES STUD THREAD IN
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.380 INCHES NOMINAL STUD THREAD IN
THREAD LENGTH0.780 INCHES NOMINAL NUT THREAD IN
STYLE DESIGNATORSHOULDERED AND STEPPED
OVERALL LENGTH1.880 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.437 INCHES STUD THREAD IN
SPECIAL FEATURESDRILL HOLE 0.046 IN. DIA. TWO PLACES,THRU SHOULDER FLATS IN
THREAD CLASS3A STUD THREAD A
THREAD CLASS2A NUT THREAD A
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2666672?
2666672 is a STUD,SHOULDERED AND STEPPED.
What is the NSN for 2666672?
2666672 is cataloged in the U.S. Government catalog under NSN 5307-01-135-9536. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.